seely



J. A. SEELY.

No. 420,171. Patented Jan. 28, 1890.

UNITED STATES PATENT OFFICE.

JOHN A. sEELY, on NEW YORK, N. Y.

P l INSULATING-CASING.

SPECIFICATION forming part of Letters Patent No. 420,171, dated January 28, 1890.

Application filed October 28, 1889. Serial No. 328,466. (No model.)

To all whom it may concern: object is to form a T-joint composed of tubu- Be it known that I, JOHN A. SEELY, a citilar material, in which the horizontal limb zen of the United States, and a resident of thereof is separable, so as to enable the user N ew York, in the county of New York and to readily apply it to a wire joint or to re- State of New York, have invented certain move it, and when so removed it can be again new and useful Improvements in Insulatingused for the same purpose. It is obvious, Casings for Tire-Connections, of which the therefore, that instead of having the meeting following is a specification. edges of the separable tube A B provided with L Figure 1 is a perspective view of the sepadovetail tongues and grooves any other form I rable tube which constitutes a portion of my of easing may be employed to accomplish the 0 improved insulating-casing for wire-connecpurpose. I tion; Fig. 2, a perspective view of the same In applying my casing the joint or Wire conseparated; Fig. 3, a side view of the same; nection is made in the usual way or as shown Fig. 4, a side view of the right-angled tube in Fig. 5. Before doing so, however, the short 5 which screws into one of the separable sectube F is placed on the branch wire G and tions; Fig. 5, a side view of the wire-connecscrewed into the lower section A of the seption, and Fig. 6 a side view showing the conarable tube. The twist Ilis then made around nected wires covered and protected by my the main wire I, the section A is brought up P Ved casin against the wire joint, and the other section The object of my invention is to provide a Bsecured to the section A, thereby completely positive insulating -casing for the joints of covering the naked wire at the joint and afwires; and it consists in constructing a sepfording complete and positive protection. arable or removable covering of vulcanized It will be observed that the terms main rubber or other suitable insulating material, and branch wire are mere relative terms, which is madein the form of a separable tube, here used for the purpose of more easily deswhich is placed over the main or continuous ignating the parts.

Wire, one of the separable parts or sections of hat I claim as new is this tube having a screw-threaded hole in its 1. As a new article of manufacture, a sepside, into which is screwed a short tube, which arable and removable insulating-casing for latter tube receives the branch wire, all of Wires, composed of insulating material, subwhich will now be set forth in detail. stantially as herein set forth.

In the accompanying drawings, A repre- 2. As a new article of manufacture, a sepsents one of the sections of a tube, which is arable and removable insulating-casing for composed of suitable insulating material, and wires, composed of a Tshaped tubular joint,

B the other half or section. The section A the horizontal limb of which is longitudinally has on one side a screw-threaded hole C, and separable and the vertical limb thereof rehas also along its edges dovetailed tongues D. movably secured to one of the aforesaid sep- Tho thersection B has alo g its edges the arable section, substantially as herein set dovetailed grooves E, so that the two sections forth.

4 may be secured to each other by sliding them 3. An insulating-casing for wires, composed 9 together, as shown in Fig. 1. In the screwof a T-shaped joint formed of a tube of insuthreaded hole 0 is placed the short tube F. lating material, the horizontal limb of which This tube has one of its ends screw-threaded, is longitudinally separable and the vertical and is composed of the same material, preflimb screw-threaded and secured to one of 45 erably, as the separable tube A B, but diathe aforesaid separable sections, substantially metrically smaller. It is obvious that the as herein set forth. short tube F may be secured to the tube A l3 4. An insulating-casing for wires, consistotherwise than by the screw-threads (by locking of a longitu(finally-separable tube of ining or other equivalent means) without desulating material, in combination with a 5 parting from the spirit of my invention, as my right-angled tube secured removably to one I 0f the said sections, substantially as herein Signed at New York, in the eountyof New IO set forth. York and State of New York, this 20th day 5. An insulating-easing for wires, consistof October, A. D. 1889. ing' of a longituclinally-separable tube of in- 5 sulating material, in combination with a tube secured reniovably to one of the aforesaid sections at right angles and with the wires Witnesses:

JOHN A. SEELY.

which it ineloses, substantially as herein set JAMES A. TAYLOR, forth. J. S. ZERBE. 

